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Finding the Third Proportional to 155,465.44 and 329,613.19

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Solution

The third proportional to 155,465.44 and 329,613.19 is: 698,836.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,465.44 : 329,613.19 = 329,613.19 : x
  2. Step 2: Convert to fraction form
    155,465.44/329,613.19 = 329,613.19/x
  3. Step 3: Cross multiply
    155,465.44x = 329,613.19 × 329,613.19
  4. Step 4: Simplify right side
    155,465.44x = 108,644,853,373.91
  5. Step 5: Solve for x
    x = 108,644,853,373.91/155,465.44
  6. Step 6: Final answer
    x = 698,836.06

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Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.